diff options
Diffstat (limited to 'board/sandburst/karef/karef.c')
| -rw-r--r-- | board/sandburst/karef/karef.c | 50 |
1 files changed, 31 insertions, 19 deletions
diff --git a/board/sandburst/karef/karef.c b/board/sandburst/karef/karef.c index 2d71d3b..72ce976 100644 --- a/board/sandburst/karef/karef.c +++ b/board/sandburst/karef/karef.c @@ -195,36 +195,48 @@ int board_early_init_f (void) /*--------------------------------------------------------------------+ * Setup the interrupt controller polarities, triggers, etc. +-------------------------------------------------------------------*/ - mtdcr (uic0sr, 0xffffffff); /* clear all */ - mtdcr (uic0er, 0x00000000); /* disable all */ - mtdcr (uic0cr, 0x00000000); /* all non- critical */ - mtdcr (uic0pr, 0xfffffe03); /* polarity */ - mtdcr (uic0tr, 0x01c00000); /* trigger edge vs level */ - mtdcr (uic0vr, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr (uic0sr, 0xffffffff); /* clear all */ - + /* + * Because of the interrupt handling rework to handle 440GX interrupts + * with the common code, we needed to change names of the UIC registers. + * Here the new relationship: + * + * U-Boot name 440GX name + * ----------------------- + * UIC0 UICB0 + * UIC1 UIC0 + * UIC2 UIC1 + * UIC3 UIC2 + */ mtdcr (uic1sr, 0xffffffff); /* clear all */ mtdcr (uic1er, 0x00000000); /* disable all */ - mtdcr (uic1cr, 0x00000000); /* all non-critical */ - mtdcr (uic1pr, 0xffffc8ff); /* polarity */ - mtdcr (uic1tr, 0x00ff0000); /* trigger edge vs level */ + mtdcr (uic1cr, 0x00000000); /* all non- critical */ + mtdcr (uic1pr, 0xfffffe03); /* polarity */ + mtdcr (uic1tr, 0x01c00000); /* trigger edge vs level */ mtdcr (uic1vr, 0x00000001); /* int31 highest, base=0x000 */ mtdcr (uic1sr, 0xffffffff); /* clear all */ mtdcr (uic2sr, 0xffffffff); /* clear all */ mtdcr (uic2er, 0x00000000); /* disable all */ mtdcr (uic2cr, 0x00000000); /* all non-critical */ - mtdcr (uic2pr, 0xffff83ff); /* polarity */ - mtdcr (uic2tr, 0x00ff8c0f); /* trigger edge vs level */ + mtdcr (uic2pr, 0xffffc8ff); /* polarity */ + mtdcr (uic2tr, 0x00ff0000); /* trigger edge vs level */ mtdcr (uic2vr, 0x00000001); /* int31 highest, base=0x000 */ mtdcr (uic2sr, 0xffffffff); /* clear all */ - mtdcr (uicb0sr, 0xfc000000); /* clear all */ - mtdcr (uicb0er, 0x00000000); /* disable all */ - mtdcr (uicb0cr, 0x00000000); /* all non-critical */ - mtdcr (uicb0pr, 0xfc000000); - mtdcr (uicb0tr, 0x00000000); - mtdcr (uicb0vr, 0x00000001); + mtdcr (uic3sr, 0xffffffff); /* clear all */ + mtdcr (uic3er, 0x00000000); /* disable all */ + mtdcr (uic3cr, 0x00000000); /* all non-critical */ + mtdcr (uic3pr, 0xffff83ff); /* polarity */ + mtdcr (uic3tr, 0x00ff8c0f); /* trigger edge vs level */ + mtdcr (uic3vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr (uic3sr, 0xffffffff); /* clear all */ + + mtdcr (uic0sr, 0xfc000000); /* clear all */ + mtdcr (uic0er, 0x00000000); /* disable all */ + mtdcr (uic0cr, 0x00000000); /* all non-critical */ + mtdcr (uic0pr, 0xfc000000); + mtdcr (uic0tr, 0x00000000); + mtdcr (uic0vr, 0x00000001); fpga_init(); |